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Mr. Perfect can mow his lawn efficiently, that is, he can mow his whole lawn in a continuous line from start to finish without having to go over an already mown part, as shown by the blue path below:
No matter how hard Mr. Mediocre tries, he can't mow his lawn (shown below) as efficiently as Mr. Perfect can. A friend suggests that Mr. Mediocre plant a shrub somewhere to change the layout of his yard.
Where should Mr. Mediocre plant the shrub so that he can mow his lawn efficiently?
Nguồn ảnh: Brilliant.org
[TEX]\Huge{Hint:}[/TEX] color the garden into [TEX]\color{green}{green}[/TEX] and [TEX]\color{black}{black}[/TEX] squares
No matter how hard Mr. Mediocre tries, he can't mow his lawn (shown below) as efficiently as Mr. Perfect can. A friend suggests that Mr. Mediocre plant a shrub somewhere to change the layout of his yard.
Where should Mr. Mediocre plant the shrub so that he can mow his lawn efficiently?
Explain why can't Mr.Mediocre mow his lawn efficiently without planting the shrub?
[TEX]\Huge{Hint:}[/TEX] color the garden into [TEX]\color{green}{green}[/TEX] and [TEX]\color{black}{black}[/TEX] squares
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